Plastic Valve Standard

QUALITY ASSURANCE PLAN FOR PLASTIC VALVE

SR.NO ITEMS PARAMETER TYPE OF CHECK QUANTUM OF CHECK REFERENCE DOC.
& ACCEPTANCE NORMS		 FORMAT OR RECORD UNP TPIA OR CUSTOMER SCOPE
(P) (W) (R) (W) (R)
1 RAW MATERIAL - (A) Non Metalic Parts, (B) Metalic Parts
A) Polymer
Intactness Visual 100% P.O. Specification & Product Data sheets Supplier MTC or COC ✖ ✖ ✔ ✖ ✔
Grade confirmation ✖ ✖ ✔ ✖ ✔
Physical verification ✖ ✖ ✔ ✖ ✔
B) STEM.
(Major Parts)		 Chemical & AS per approved GAD / QAP / PO Specification
(Major ELEMENTS)		 Chemical analysis 1 Sample / Size / Heat or as per PO Specification Manufacturer / Supplier TC or NABL Lab. TC TC ✖ ✖ ✔ ✖ ✔
2 FINISHED PRODUCTS
PLASTIC VALVES
Leakage Test (Body & SEAT) Hydro test 100% Hydro Test Procedure or Hydro test Approved GAD Final Insp. Report ✔ ✔ ✔ ✔
(10%)		 ✔
Dimension, Workmanship Measurement, Visual 100% As per Approved GAD or As per UNP Assly. As Built Drawing Final Insp. Report ✔ ✔ ✔ ✔
(10%)		 ✔
3 FINAL INSPECTION
PLASTIC VALVES Documents Verification Review Of Material Stamping and Issue of IRN 100% Approved Drawing / PO IR ✔ ✔ ✔ ✖ ✖
Marking & Tagging Visual 100% Approved Drawing IR ✔ ✔ ✔ ✖ ✖
  • The above said QAP is our internal procedure of Quality Assurance & Control.
  • We provide our Final Inspection Report & MTC or COC to Customers
  • Based on Inspection Report we allow our customer to Check following :
  • 1. Physical Verification of Valves & Quantity Check
  • 2. Witnessing a leakage Test i.e Hydro Test as per our Standard Test Procedure & pressure rating confirmed per QAP Scope
  • 3. Dimension Check of final assly. of Valve as per our standard or as built drawings.

LEGENDS

P : PERFORM

W : WITNESS

R : REVIEW